Children (40 direct children, 347 direct and indirect children):
Helichus
(tree size 48)
Pelonomus
(tree size 11)
Pachyparnus
(tree size 12)
Parahelichus
(tree size 4)
Praehelichus
(tree size 4)
Praehelichus löbl & smetana, 2006
Dryops
(tree size 73)
Dryops (beetle)
Postelichus
(tree size 6)
Stygoparnus
(tree size 1)
Quadryops
(tree size 3)
Sostea
(tree size 50)
Elmomorphus
(tree size 17)
Stenomystax
(tree size 12)
Protoparnus
(tree size 4)
Onopelmus
(tree size 2)
Momentum
(tree size 9)
Strina
(tree size 4)
Elmoparnus
(tree size 8)
Geoparnus
(tree size 2)
Ceradryops
(tree size 3)
Rapnus
(tree size 3)
Ahaggaria
(tree size 3)
Pedestrodryops
(tree size 1)
Oreoparnus
(tree size 3)
Phallodryops
(tree size 1)
Spalacosostea
(tree size 2)
Pomatinus
(tree size 2)
Ghiselinius
(tree size 1)
Monstrosostea
(tree size 1)
Guaranius
(tree size 1)
Holcodryops
(tree size 1)
Sosteamorphus
(tree size 1)
Drylichus
(tree size 3)
Parnida
(tree size 2)
Malaiseianus
Oreoparvus
Pseudopelonomus
Uenodryops
Palaeoriohelmis
Potamophilites
Parygrus
(tree size 9)